science

Legal Marijuana Access Linked to Fewer Suicides Among Older Adults

States that opened adult-use marijuana dispensaries saw suicide rates decline among older adults, according to a new scientific analysis of…

December 12, 2025

Over 4,000 Cannabis Studies Published in 2025, Amid Rescheduling Wait

For the fifth year in a row, researchers worldwide published more than 4,000 scientific papers related to marijuana in 2025,…

December 5, 2025

To Move Beyond Abstinence-Only, We Need Better Tools to Measure Recovery

Recovery from a substance use disorder has traditionally been conflated with “sobriety,” or total abstinence. In reality, many people recover…

December 1, 2025

Personal Attacks on THR Proponents Ramp Up Amid COP11

Tobacco harm reductionists have grown used to operating under fire as they seek access to safer nicotine products to help…

November 18, 2025

Federally Funded Study Links Marijuana Use to Reduced Heavy Drinking

Marijuana use is linked to lower alcohol intake and diminished cravings in heavy drinkers, according to a new federally funded…

September 10, 2025

Contentious Study Gave Pregnant Women Low-Nicotine Cigarettes

Pregnant women who smoke participated in a recent study looking at very low-nicotine cigarettes (VLNC). The study adds to a…

September 4, 2025

Media, Researchers Fuel More Vape Misperceptions

Media scaremongering about tobacco harm reduction options, often involving credulous amplifications or distortions of studies that are themselves incomplete or…

August 25, 2025

How Hopeful Should We Be About Ozempic for Alcohol Use Disorder?

The media has recently been filled with stories about how diabetes drugs like Ozempic (generic name semaglutide) might additionally be…

July 28, 2025

People Seeking Methadone or Bupe Face “More Stress Than You Know”

Methadone and buprenorphine are widely prescribed and considered gold-standard medications for opioid use disorder (MOUD). Yet despite their proven benefits,…

July 22, 2025

NIDA Says It Halted Research-Cannabis Orders Due to DOGE Directive

Officials at the National Institute on Drug Abuse (NIDA) say the federal agency’s recent decision to halt its longstanding orders of…

July 21, 2025